#content {
	height: 1500px;
	width: 1000px;
	padding: 0px;
	border: 1px solid #000000; 
}

.content_left {
	height: 1500px;
	width: 137px;
	padding: 0px;
	border: 1px solid #000000;
}

.content_gap {
	height: 1500px;
	width: 20px;
	padding: 0px;
	border: 1px solid #000000;
}

.content_middle {
	height: 1500px;
	width: 686px;
	padding: 0px;
	border: 1px solid #000000;
}

.content_right {
	height: 1500px;
	width: 137px;
	padding: 0px;
	border: 1px solid #000000;
}

.content_left_category {
	height: 500px;
	padding: 0px;
	border: 1px solid #000000;
}

.tools_title {
	font-size:larger;
	font-weight: bolder; 
}

.tools_item_name {
	font-size: large;
	font-weight: bold;
}
